@article{novak_hayashi_sampa_okumura_ferreira_silva_2017,  title={Chronic polyarthritis as the first manifestation of childhood systemic polyarteritis nodosa},  volume={15},  ISSN={1679-4508},  url={https://doi.org/10.1590/S1679-45082017RC3783},  DOI={10.1590/S1679-45082017RC3783},  number={1},  journal={einstein (São Paulo)},  publisher={Instituto Israelita de Ensino e Pesquisa Albert Einstein},  author={Novak, Glaucia Vanessa and Hayashi, Koken and Sampa, Kohei and Okumura, Yosuke and Ferreira, Gabriela Ribeiro Viola and Silva, Clovis Artur},  year={2017},  month={Jan},  pages={96–99} }